def solve(K, A):
    if K == sum(A) or K == -sum(A):
        return False
    st = set()
    for a in A:
        new_st = set()
        new_st.add(a)
        for x in st:
            new_st.add(x)
            new_st.add(a - x)
            new_st.add(x - a)
        st = new_st
        # print(st)
    return K in st


N, K = map(int, input().split())
A = list(map(int, input().split()))
print("Yes" if solve(K, A) else "No")